Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
yuan kang » yuan wang, chan kang, yuan kai
law main » law pain, law making, new main
tao hua » tuan hua
tan hua » tuan hua, wang hua, tan chia
kan min » han min, kian ming, kyaw min
cong » congo, long, hong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan kang) or (yuan chang)) ((tao hua) OR (tan hua)) ren ((kan min) or (law main)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kang) OR (yuan chang)) ((tao hua) OR (tan hua)) ren ((kan min) OR (law main)) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan kang) or (yuan chang)) ((tao hua) OR (tan hua)) ren ((kan min) or (law main)) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((yuan kang) or (yuan chang)) ((tao hua) OR (tan hua)) ren ((kan min) or (law main)) cong shu ;*.